Chess South Africa
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Chess South Africa
Coetzee, M (Mauritz)
Dob:
2012/04/17 (U14)
Gender:
Male
Chess SA id:
1120109368
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (22 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1291.8
Curent Weighted rating
1175.1
Curent Weighted performance
1291.4
Current official/published rating (highest between Raw, WR and WP)
1291.8
Current floor (min rating allowed)
791.8
Current highest rating achieved
1291.8
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±145.5
Current Raw change used (final)
0.0
Projected new Raw rating
1291.8
Projected new Weighed rating
1185.3
Projected new Weighted performance
1291.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1291.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1291.8
Projected new floor
791.8
Projected new K-facor
36
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1285.1
Curent Weighted rating
1164.5
Curent Weighted performance
1284.6
Current official/published rating (highest between Raw, WR and WP)
1285.1
Current floor (min rating allowed)
785.1
Current highest rating achieved
1285.1
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±146.9
Current Raw change used (final)
0.0
Projected new Raw rating
1285.1
Projected new Weighed rating
1175.3
Projected new Weighted performance
1284.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1285.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1285.1
Projected new floor
785.1
Projected new K-facor
36
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1172.4
Curent Weighted rating
1172.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1172.4
Current floor (min rating allowed)
672.4
Current highest rating achieved
1172.4
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±172.5
Current Raw change used (final)
0.0
Projected new Raw rating
1172.4
Projected new Weighed rating
1172.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1172.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1172.4
Projected new floor
672.4
Projected new K-facor
40
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
672.4
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1200.0
Projected new floor
672.4
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1232.6
1228.2
Analysis
4
2024 Chris Greyling Open Chess Tournament (D2)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1250.8
1247.4
Analysis
3
2024 Constantiapark Open (D2)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1182.7
1176.8
Analysis
2
2024 Piet Robbertse Open Chess Tournament (D2)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1182.7
1176.8
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U12C)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1091.7
1077.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
21
2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1232.6
1228.2
Analysis
20
2024 Chris Greyling Open Chess Tournament (D2)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1250.8
1247.4
Analysis
19
2024 Constantiapark Open (D2)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1182.7
1176.8
Analysis
18
2024 Piet Robbertse Open Chess Tournament (D2)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1182.7
1176.8
Analysis
17
2024 Gauteng Inter-Region Chess Championship (U12C)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
5.0
1091.7
1077.8
Analysis
16
2023 Alekhine Open Tournament (D)
2023/09/09
2023/09/09
Tshwane (GTP)
Standard
90
0.94
5
4
0.0
1145.5
1132.5
Analysis
15
2023 Etienne Lewis Closed Tournament (U12)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
2.0
1180.7
1167.1
Analysis
14
2023 Tshwane South School District CLOSED League Championship (U13)
2023/07/29
2023/07/29
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1223.4
1218.6
Analysis
13
2023 Tshwane South School District CLOSED Individual Championships (U11 Open)
2023/04/22
2023/04/22
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1161.4
1151.6
Analysis
12
2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1)
2023/03/04
2023/03/04
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1151.1
1134.0
Analysis
11
Laerskool Constantiapark Open Chess Tournament 2023 (U12)
2023/02/18
2023/02/18
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1130.8
1106.8
Analysis
10
2023 Tshwane Chess Open Registration Tournament (D1)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1143.7
1118.4
Analysis
9
Lardies Tournament 2022 (U12)
2022/10/29
2022/10/29
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1142.0
1114.4
Analysis
8
D4 Play Offs 2022 (U11)
2022/07/30
2022/07/30
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1119.1
1076.8
Analysis
7
D4 Individuals 2022 (U11 Open)
2022/04/23
2022/04/23
Tshwane (GTP)
Rapid
30
0.60
7
7
4.0
1083.8
1200.0
Analysis
6
CP Ope 2022 (D1)
2022/02/19
2022/02/19
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1040.3
1019.6
Analysis
5
2022 Tshwane Chess Open Registration Tournament (D2)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1083.1
1064.4
Analysis
4
2021 Blou Bul Tournament (E)
2021/04/10
2021/04/10
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1082.8
1056.8
Analysis
3
2021 Registration Tournament (D)
2021/03/13
2021/03/13
Tshwane (GTP)
Standard
60
0.83
5
5
0.5
1144.9
1133.6
Analysis
2
2020 Registration Tournament (E)
2020/01/25
2020/01/25
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1165.5
1158.8
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
25
16
0
9
16.0
64.0
119.0
1222.7
1341.7
White
14
10
0
4
10.0
71.4
182.1
1221.4
1403.6
Black
11
6
0
5
6.0
54.5
38.6
1224.2
1262.9
Standard
All
25
16
0
9
16.0
64.0
119.0
1222.7
1341.7
White
14
10
0
4
10.0
71.4
182.1
1221.4
1403.6
Black
11
6
0
5
6.0
54.5
38.6
1224.2
1262.9
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
108
47
4
57
49.0
45.4
-39.4
1196.8
1157.5
White
57
23
4
30
25.0
43.9
-52.2
1210.2
1158.0
Black
51
24
0
27
24.0
47.1
-25.0
1181.9
1156.9
Standard
All
101
43
4
54
45.0
44.6
-46.3
1196.1
1149.8
White
53
22
4
27
24.0
45.3
-40.1
1210.0
1169.9
Black
48
21
0
27
21.0
43.8
-53.1
1180.7
1127.6
Rapid
All
7
4
0
3
4.0
57.1
60.7
1207.4
1268.1
White
4
1
0
3
1.0
25.0
-212.5
1212.8
1000.3
Black
3
3
0
0
3.0
100.0
425.0
1200.2
1625.2
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1120096779
Yang, JD (Daniel)
3
0.0
0
0
3
0.0
1205.8
-425.0
780.8
View list
2
1120119644
Kilian, D (Daniel)
2
2.0
2
0
0
100.0
1102.9
425.0
1527.9
View list
3
1130134055
Swart, J (Jevan)
2
2.0
2
0
0
100.0
1132.8
425.0
1557.8
View list
4
1110139988
Van Der Loo, B (Benjamin Antonie)
2
2.0
2
0
0
100.0
1101.4
425.0
1526.4
View list
5
1120148665
Van Der Merwe, H (Hendrik)
2
1.5
1
1
0
75.0
1111.3
212.5
1323.8
View list
6
1120139981
Kirstein, T (Tinus Ederich)
2
1.0
1
0
1
50.0
1187.3
0.0
1187.3
View list
7
1120135739
Pretorius, P (Pieter)
2
1.0
1
0
1
50.0
1112.5
0.0
1112.5
View list
8
1130131224
Minny, O (Oban)
2
0.0
0
0
2
0.0
1083.3
-425.0
658.3
View list
9
1130134049
Grobler, J (Joshua)
1
1.0
1
0
0
100.0
1182.7
425.0
1607.7
View list
10
2140153998
Hattingh, A (Adante)
1
1.0
1
0
0
100.0
1091.7
425.0
1516.7
View list
11
2120134048
Erwee, E (Elizabeth)
1
1.0
1
0
0
100.0
1142.0
425.0
1567.0
View list
12
1120134044
De Bruyn, A (Alzane)
1
1.0
1
0
0
100.0
1082.8
425.0
1507.8
View list
13
1110109561
Coetzee, M (Marko)
1
1.0
1
0
0
100.0
1083.8
425.0
1508.8
View list
14
1150136649
Coetzee, A (Adriaan)
1
1.0
1
0
0
100.0
1091.7
425.0
1516.7
View list
15
1110107189
Briers, F (Frederik)
1
1.0
1
0
0
100.0
1119.1
425.0
1544.1
View list
16
2130134040
Botha, L (Lincke)
1
1.0
1
0
0
100.0
1040.3
425.0
1465.3
View list
17
1130192138
Jooste, J (Jan (janu))
1
1.0
1
0
0
100.0
1250.8
425.0
1675.8
View list
18
2100109348
Karsten, CB (Chay Belle)
1
1.0
1
0
0
100.0
1040.3
425.0
1465.3
View list
19
1130154133
Kunaka, M (Mufaro)
1
1.0
1
0
0
100.0
1161.4
425.0
1586.4
View list
20
1110192149
Le Roux, J (Johannes)
1
1.0
1
0
0
100.0
1182.7
425.0
1607.7
View list